Print Bed Level Check

This Thing lets you efficiently check that your entire print bed is leveled across the entire surface. I keep it on my SD card so I can quickly print it before starting a print, which improves the success rate of my printing considerably.

I've attached the STL of the version that I use (Replicator, 0.1, 0.2 and 0.3 mm height.

It's customizable so you can enter your print bed size, height and width.